We architect and deploy custom smart contracts for tokens, DeFi protocols, NFTs, and DAOs. Our development process is built on audited security patterns and includes gas optimization as a first-class requirement.
LABS
Services
Cross-Chain Smart Contract Event Indexing
We build custom infrastructure to capture, decode, and correlate custom events from your smart contracts deployed across multiple chains. Essential for DeFi, NFT, and governance applications with interlinked logic.
Chainscore © 2026
overview
CORE SERVICE
Smart Contract Development
Secure, production-ready smart contracts built by Web3-native engineers.
- Token Standards:
ERC-20,ERC-721,ERC-1155, and custom implementations. - Protocols: DEXs, lending/borrowing, staking, yield strategies, and governance.
- Security First: Development with
OpenZeppelin, pre-audit reviews, and comprehensive testing. - Delivery: From MVP in 2 weeks to full protocol suite with upgradability patterns.
We don't just write code; we deliver secure, maintainable, and battle-tested contracts that form the foundation of your on-chain product.
key-features-cards
ARCHITECTURE
Engineered for Complex, Multi-Chain Logic
Our cross-chain event indexing infrastructure is purpose-built for the demanding, asynchronous nature of multi-chain applications. We handle the complexity so you can build with confidence.
01
Deterministic Event Sequencing
We guarantee the correct chronological order of events across all monitored chains, even during reorgs or network congestion. Eliminate race conditions and state inconsistencies in your application logic.
100%
Event Order Integrity
Zero
Missed Blocks
02
Protocol-Agnostic Adapters
Pre-built, battle-tested adapters for all major bridging protocols (LayerZero, Axelar, Wormhole, CCIP) and messaging layers. Integrate once and support any new chain or protocol we add.
15+
Supported Protocols
< 1 day
New Chain Integration
03
Sub-Second Finality Detection
Our indexers differentiate between chain inclusion and finality. Get notified only when a cross-chain message is irreversible, preventing costly application rollbacks.
< 500ms
Finality Alert
0
False Positives
04
Gas-Optimized Relay Triggers
Smart batching and scheduling of relay transactions based on destination chain gas prices. We reduce your cross-chain operational costs by optimizing when and how messages are sent.
Up to 40%
Gas Savings
24/7
Price Monitoring
05
State Consistency Verification
Automated proofs and attestations that verify the synchronized state across chains before triggering critical business logic. Build failsafe mechanisms directly into your workflow.
Continuous
State Validation
Alert-Driven
Resolution
06
Modular Alert & Action Framework
Define custom workflows that trigger based on specific cross-chain event patterns. Automate responses, notify stakeholders, or execute corrective transactions without manual intervention.
No-Code
Rule Builder
Unlimited
Custom Actions
benefits
DELIVERABLES
Outcomes for Your Engineering and Product Teams
Our cross-chain event indexing service provides concrete, measurable results that accelerate development and reduce operational overhead.
01
Zero-Infrastructure Monitoring
Eliminate the cost and complexity of running your own indexers. We deliver a managed, multi-chain event feed with 99.9% uptime SLA, freeing your team to focus on core product logic.
99.9%
Uptime SLA
0
Infra Headcount
02
Weeks, Not Months of Dev Time
Integrate real-time, reliable cross-chain data into your dApp in under 2 weeks. Our standardized APIs and WebSocket feeds remove months of R&D on consensus, re-org handling, and data normalization.
< 2 weeks
Integration Time
10+
Supported Chains
03
Enterprise-Grade Data Integrity
Guaranteed data correctness with cryptographic verification of indexed events. Our system handles chain reorganizations and provides idempotent, ordered event streams you can build financial logic on.
100%
Event Finality
< 2 sec
Latency SLA
04
Predictable, Scalable Costs
Move from unpredictable cloud and engineering costs to a simple, usage-based model. Scale to millions of daily events without infrastructure surprises or dedicated DevOps.
> 60%
Cost Reduction
Linear
Scaling Model
Infrastructure Decision Matrix
Build vs. Buy: Managing Cross-Chain Event Data
A detailed comparison of the costs, risks, and resource allocation required to build a custom cross-chain event indexer versus using Chainscore's managed service.
| Factor | Build In-House | Chainscore Managed Service |
|---|---|---|
Time to Initial Production | 6-12 months | 2-4 weeks |
Upfront Engineering Cost | $250K - $500K+ | $0 |
Ongoing DevOps & Maintenance | 2-3 FTE Engineers | Fully Managed |
Security & Audit Overhead | High (Your Risk) | Enterprise-Grade (Our Risk) |
Supported Chains (Initial) | 1-2 chains | 15+ EVM & non-EVM chains |
Data Consistency Guarantee | Custom Implementation | Strong Eventual Consistency |
Historical Data Backfill | Months of Development | Included from Genesis |
Scalability to New Chains | Weeks per chain | Days via API |
Real-time Latency Target | Custom SLA (Your Team) | < 2 seconds (Our SLA) |
Total Cost of Ownership (Year 1) | $500K - $1M+ | Starts at $60K/year |
how-we-deliver
TRANSPARENT & PREDICTABLE
Our Delivery Process: From Specification to Production
A structured, four-phase engagement model designed for technical leaders. We deliver production-ready cross-chain event indexing with clear milestones, guaranteed SLAs, and zero operational overhead for your team.
01
Phase 1: Architecture & Specification
We conduct a technical deep-dive to define your exact event indexing requirements. Deliverables include a finalized architecture diagram, target chain specifications (EVM, Solana, Cosmos, etc.), and a detailed project roadmap.
Client Value: Eliminates scope creep and ensures alignment on technical outcomes from day one.
1-2 weeks
Specification Timeline
100%
Requirement Clarity
02
Phase 2: Core Indexer Development
Our engineers build the custom indexer logic, smart contract listeners, and data normalization layer. We implement Chainscore's proprietary reliability patterns for handling chain reorgs and RPC failures.
Client Value: Get a battle-tested indexing engine, not a proof-of-concept. Built with OpenZeppelin and Pyth network best practices.
2-4 weeks
Development Sprint
> 99.5%
Historical Catch-up Speed
03
Phase 3: Staging & Security Validation
Your indexer is deployed to a staging environment identical to production. We run exhaustive load tests, simulate mainnet conditions, and conduct internal security audits focusing on data integrity and access controls.
Client Value: Deploy with confidence. We identify and resolve performance bottlenecks and edge cases before they impact users.
1 week
Validation Cycle
100%
Test Coverage Goal
04
Phase 4: Production Deployment & Handoff
We manage the seamless deployment to your production infrastructure (AWS, GCP, or your preferred cloud). The handoff includes full documentation, monitoring dashboards (Grafana), and 30 days of included support.
Client Value: Zero-downtime launch and complete operational ownership. We guarantee a 99.9% uptime SLA post-deployment.
99.9%
Uptime SLA
< 48 hrs
Go-Live Support
Cross-Chain Event Indexing
Technical and Commercial FAQs
Answers to common questions about our service delivery, security, and commercial terms.
We offer fixed-price packages for standard deployments and custom quotes for complex, multi-protocol integrations. A typical project ranges from $25K to $200K, depending on the number of source chains, event complexity, and required data transformations. All quotes include a detailed scope of work, a 90-day post-launch support window for bug fixes, and a dedicated technical account manager.
ENQUIRY
Get In Touch
today.
Our experts will offer a free quote and a 30min call to discuss your project.
NDA Protected
Confidentiality24h Response
Time to ValueDirectly to Engineering Team
No Sales Fluff10+
Protocols Shipped
$20M+
TVL Overall